Install ruby-validatable by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-validatable
Description:
Ruby library for adding validations
The validatable library can be included with any Ruby class and provide ActiveRecord looking validations. The library follows ActiveRecord's lead for features that are similar and introduce new features.
Homepage: http://validatable.rubyforge.org
Version: 1.6.7-10
Section: universe/ruby